Siegfried Grob
9Patents
4h-index
5Co-inventors
42Inventor score
Filing activity: Aug 30, 1999 → Dec 1, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6591062B2 | Infrared radiator with carbon fiber heating element centered by spacers | Electricity | 11 | Expired |
| US6534904B1 | Infrared lamp with carbon ribbon being longer than a radiation length | Electricity | 7 | Expired |
| US6421503B2 | Infrared radiation system with multiple IR radiators of different wavelength | Electricity | 6 | Expired |
| US6448570B1 | Radiant device, especially infrared radiator | Electricity | 4 | Expired |
| US6765339B2 | Infrared lamp and procedure for heating material to be processed | Electricity | 3 | Expired |
| US6577816B2 | Infrared radiation system with multiple IR radiators of different wavelength | Electricity | 3 | Expired |
| USRE40181E1 | Infrared radiator with carbon fiber heating element centered by spacers | General | 3 | Expired |
| US6464918B1 | Method for production of a spiral-shaped heating element | Electricity | 1 | Expired |
| US8655160B2 | CFC radiant heater | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.